Mutations that affect control of the methylesterase activity of CheB, a component of the chemotaxis adaptation system in Escherichia coli.

abstract：:An in vitro system of cell envelopes from Salmonella typhimurium with functional flagella was used to determine the minimal requirements for flagellar rotation. Rotation in the absence of cytoplasmic constituents could be driven either by respiration or by an artificially imposed chemical gradient of protons. No speci...

journal_title：Journal of bacteriology

authors： Ravid S,Eisenbach M

更新日期：1984-06-01 00:00:00

abstract：:Considerable amounts of immunoglobulin G (IgG) antibody appeared in hyperimmune rabbit serum at a late period during a course of immunization with several injections of Shigella flexneri O antigens. High yields of IgG antibody possessing homogenous specificity could be fractionated from crude gamma-globulin solution o...

journal_title：Journal of bacteriology

authors： Fukazawa Y,Shinoda T,Tsuchiya T

更新日期：1969-06-01 00:00:00

abstract：:The antibiotic cerulenin causes the immediate cessation of phospholipid biosynthesis in both chemoheterotrophic and photoheterotrophic cultures of Rhodopseudomonas sphaeroides. Macromolecule biosynthesis in photoheterotrophic cells was unaffected by cerulenin for the first 2 h after antibiotic addition and then contin...

journal_title：Journal of bacteriology

authors： Shepherd WD,Kaplan S

更新日期：1983-12-01 00:00:00

abstract：:The fis operon from Salmonella typhimurium has been cloned and sequenced, and the properties of Fis-deficient and Fis-constitutive strains were examined. The overall fis operon organization in S. typhimurium is the same as that in Escherichia coli, with the deduced Fis amino acid sequences being identical between both...

journal_title：Journal of bacteriology

authors： Osuna R,Lienau D,Hughes KT,Johnson RC

更新日期：1995-04-01 00:00:00

abstract：:Impurities believed to be polysaccharides have been found in mycobacterial deoxyribonucleic acid (DNA) preparations. Agar-gel diffusion of the DNA preparations against concanavalin A indicated the presence of three polysaccharides and was used to follow the purification procedures. The polysaccharides appeared to be t...

journal_title：Journal of bacteriology

authors： Hill EB,Wayne LG,Gross WM

更新日期：1972-12-01 00:00:00

abstract：:Sequences of the 16S ribosomal DNA (rDNA) from psychrotolerant and mesophilic strains of the Bacillus cereus group revealed signatures which were specific for these two thermal groups of bacteria. Further analysis of the genomic DNA from a wide range of food and soil isolates showed that B. cereus group strains have b...

journal_title：Journal of bacteriology

authors： Prüss BM,Francis KP,von Stetten F,Scherer S

更新日期：1999-04-01 00:00:00

abstract：:We sequenced the minimum REPI replication region and the incompatibility determinants of pColV-K30. The minimum replication region contains an open reading frame which corresponds to a 35-kilodalton (kDa) protein. Sodium dodecyl sulfate-polyacrylamide gel electrophoretic analysis with maxicells transformed with a numb...

journal_title：Journal of bacteriology

authors： Perez-Casal JF,Gammie AE,Crosa JH

更新日期：1989-04-01 00:00:00

abstract：:The effect of sublethal, midlethal, and lethal doses of total-body X irradiation on the fecal microbial population of the rat was studied. No changes were observed in animals receiving sublethal doses of X ray. Midlethal and lethal doses produced an increase in the numbers of fecal coliforms, staphylococci, streptococ...

journal_title：Journal of bacteriology

authors： Klainer AS,Gorbach S,Weinstein L

更新日期：1967-08-01 00:00:00

abstract：:The antibacterial protein Colicin V (ColV) is secreted from gram-negative bacteria by a signal sequence-independent pathway. The proteins that mediate the export of ColV share sequence similarities with components from other signal sequence-independent export systems such as those for alpha-hemolysin (Hly) and Erwinia...

journal_title：Journal of bacteriology

authors： Fath MJ,Skvirsky RC,Kolter R

更新日期：1991-12-01 00:00:00

abstract：:The two highly homologous cbb operons of Alcaligenes eutrophus H16 that are located on the chromosome and on megaplasmid pHG1 contain genes encoding several enzymes of the Calvin carbon reduction cycle. Sequence analysis of a region from the promoter-distal part revealed two open reading frames, designated cbbT and cb...

journal_title：Journal of bacteriology

authors： Schäferjohann J,Yoo JG,Kusian B,Bowien B

更新日期：1993-11-01 00:00:00

abstract：:Spiralin could not be solubilized in the absence of detergents, and it was shown by charge-shift crossed immunoelectrophoresis that this protein was capable of binding detergents under nondenaturing conditions. These properties indicate the amphiphilic nature of spiralin, which therefore should be regarded as an intri...

journal_title：Journal of bacteriology

authors： Wróblewski H

更新日期：1979-11-01 00:00:00

abstract：:We report a draft sequence of the genome of Gordonia neofelifaecis NRRL B-59395, a cholesterol-degrading actinomycete isolated from fresh feces of a clouded leopard (Neofelis nebulosa). As predicted, the reported genome contains several gene clusters for cholesterol degradation. This is the second available genome seq...

journal_title：Journal of bacteriology

authors： Ge F,Li W,Chen G,Liu Y,Zhang G,Yong B,Wang Q,Wang N,Huang Z,Li W,Wang J,Wu C,Xie Q,Liu G

更新日期：2011-09-01 00:00:00

abstract：:The crystal structure of a small, basic DNA binding protein, Sso10b2, from the thermoacidophilic archaeon Sulfolobus solfataricus was determined by the Zn multiwavelength anomalous diffraction method and refined to 1.85 A resolution. The 89-amino-acid protein adopts a betaalphabetaalphabetabeta topology. The structure...

journal_title：Journal of bacteriology

authors： Chou CC,Lin TW,Chen CY,Wang AH

更新日期：2003-07-01 00:00:00

abstract：:Bacillus subtilis OhrR is the prototype for the one-Cys family of organic peroxide-sensing regulatory proteins. Mutational analyses indicate that the high sensitivity of the active site cysteine (C15) to peroxidation requires three Tyr residues. Y29 and Y40 from the opposing subunit of the functional dimer hydrogen bo...

journal_title：Journal of bacteriology

authors： Soonsanga S,Fuangthong M,Helmann JD

更新日期：2007-10-01 00:00:00

abstract：:The predominant mode of growth of bacteria in the environment is within sessile, matrix-enclosed communities known as biofilms. Biofilms often complicate chronic and difficult-to-treat infections by protecting bacteria from the immune system, decreasing antibiotic efficacy, and dispersing planktonic cells to distant b...

journal_title：Journal of bacteriology

authors： Jackson DW,Suzuki K,Oakford L,Simecka JW,Hart ME,Romeo T

更新日期：2002-01-01 00:00:00

abstract：:Integrating conjugative elements (ICEs) of the SXT/R391 family are major contributors to the spread of antibiotic resistance genes. These elements also catalyze their own diversity by promoting inter-ICE recombination through the action of the RecA-independent homologous recombination system that they encode. Here, we...

journal_title：Journal of bacteriology

authors： Garriss G,Poulin-Laprade D,Burrus V

更新日期：2013-05-01 00:00:00

abstract：:The transforming activity of fractionated complementary strands of Diplococcus pneumoniae deoxyribonucleic acid (DNA) bands at the position of fully denatured DNA in CsCl at pH 11.0, and is completely (> 99.8%) destroyed by digestion with exonuclease-I. These results prove that pure single strands transform the normal...

journal_title：Journal of bacteriology

authors： Miao R,Guild WR

更新日期：1970-02-01 00:00:00

abstract：:The phosphomannose isomerase (pmi) gene of Escherichia coli was cloned on a broad-host-range cosmid vector and expressed in Pseudomonas aeruginosa at a low level. Plasmid pAD3, which harbors the E. coli pmi gene, contains a 6.2-kilobase-pair HindIII fragment derived from the chromosome of E. coli. Subcloning produced ...

journal_title：Journal of bacteriology

authors： Darzins A,Nixon LL,Vanags RI,Chakrabarty AM

更新日期：1985-01-01 00:00:00

abstract：:The Lactococcus lactis subsp. lactis strains isolated from dairy products are auxotrophs for branched-chain amino acids (leucine, isoleucine, and valine), while most strains isolated from nondairy media are prototrophs. We have cloned and sequenced the leu genes from one auxotroph, IL1403. The sequence is 99% homologo...

journal_title：Journal of bacteriology

authors： Godon JJ,Delorme C,Bardowski J,Chopin MC,Ehrlich SD,Renault P

更新日期：1993-07-01 00:00:00

abstract：:Oxygen utilization in splenic cells of normal and BCG-sensitized guinea pigs was measured in a Warburg respirometer in the absence and in the presence of Old Tuberculin (OT). In the absence of OT, normal and sensitive cells respired at the same rate; in the presence of OT, normal cell respiration remained unchanged, w...

journal_title：Journal of bacteriology

authors： Kochan I,Khan A

更新日期：1969-01-01 00:00:00

abstract：:Disruption of gene HI0894 or HI0895 in Haemophilus influenzae Rd, homologs of Escherichia coli acrAB multidrug efflux genes, caused hypersusceptibility to erythromycin, rifampin, novobiocin, and dyes such as ethidium bromide and crystal violet and increased accumulation of radioactive erythromycin, showing that these ...

journal_title：Journal of bacteriology

authors： Sánchez L,Pan W,Viñas M,Nikaido H

更新日期：1997-11-01 00:00:00

abstract：:Spores of all strains of Dictyostelium discoideum tested in this study germinated after a heat shock of 45 C for 30 min. Whereas the strains differed in their rates of germination, the rate for each strain was constant. A correlation existed between the rate of germination and the rate of vegetative growth when spores...

journal_title：Journal of bacteriology

authors： Cotter DA,Raper KB

更新日期：1968-11-01 00:00:00

abstract：:Because very little is known about cell division in noncylindrical bacteria and cyanobacteria, we investigated 10 putative cytokinetic proteins in the unicellular spherical cyanobacterium Synechocystis strain PCC 6803. Concerning the eight penicillin-binding proteins (PBPs), which define three classes, we found that S...

journal_title：Journal of bacteriology

authors： Marbouty M,Mazouni K,Saguez C,Cassier-Chauvat C,Chauvat F

更新日期：2009-08-01 00:00:00

abstract：:The role of the DNA primase of IncP plasmids was examined with a derivative of RP4 containing Tn7 in the primase gene (pri). The mutant was defective in mediating bacterial conjugation, with the deficiency varying according to the bacterial strains used as donors and recipients. Complementation tests involving recombi...

journal_title：Journal of bacteriology

authors： Merryweather A,Barth PT,Wilkins BM

更新日期：1986-07-01 00:00:00

abstract：:The Rhizobium meliloti bacA gene encodes a function that is essential for bacterial differentiation into bacteroids within plant cells in the symbiosis between R. meliloti and alfalfa. An Escherichia coli homolog of BacA, SbmA, is implicated in the uptake of microcin B17, microcin J25 (formerly microcin 25), and bleom...

journal_title：Journal of bacteriology

authors： Ichige A,Walker GC

更新日期：1997-01-01 00:00:00

abstract：:Wall turnover was studied in Bacillus subtilis. The loss of radioactively labeled wall polymers was followed during exponential growth in batch and chemostat cultures. Turnover kinetics were identical under all growth conditions; pulse-labeled wall material was lost with first-order kinetics, but only after exponentia...

journal_title：Journal of bacteriology

authors： De Boer WR,Kruyssen FJ,Wouters JT

更新日期：1981-01-01 00:00:00

abstract：:Autoplaquing has been observed in Myxococcus strains freshly isolated from soil. Initial observations suggest that this phenomenon is not induced by elevated temperature or visible light; we suggest that it may be the result of a derangement in the developmental autolytic mechanism within the cell. ...

journal_title：Journal of bacteriology

authors： Breyen SA,Dworkin M

更新日期：1984-06-01 00:00:00

abstract：:In a horse serum-based medium containing a full complement of fatty acids, cells of Spiroplasma citri were seen to preferentially incorporate palmitic acid. In the same medium, which had a steryl ester-to-sterol ratio of 3.64, a steryl ester-to-sterol ratio of 0.23 was seen in the cells, cholesterol being preferential...

journal_title：Journal of bacteriology

authors： Freeman BA,Sissenstein R,McManus TT,Woodward JE,Lee IM,Mudd JB

更新日期：1976-03-01 00:00:00

abstract：:In Escherichia coli, the phosphorylation and dephosphorylation of isocitrate dehydrogenase (IDH) are catalyzed by a bifunctional protein kinase/phosphatase. We have determined the nucleotide sequence of aceK, the gene encoding IDH kinase/phosphatase. This gene consists of a single open reading frame of 1,734 base pair...

journal_title：Journal of bacteriology

authors： Klumpp DJ,Plank DW,Bowdin LJ,Stueland CS,Chung T,LaPorte DC

更新日期：1988-06-01 00:00:00

abstract：:Approximately 2 x 10(11) viable Pasteurella tularensis cells per ml, contained in suspensions, were killed by exposure to 10(6) r of gamma-radiation. When injected intraperitoneally into mice, the irradiated suspensions initially contained about 10 ld(50) per ml, and immunized mice against challenge with fully virulen...

journal_title：Journal of bacteriology

authors： Landay ME,Wright GG,Pulliam JD,Finegold MJ

更新日期：1968-09-01 00:00:00